Re: [Qemu-devel] [PATCH] Add Palm Tungsten|C support

[Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>]

On 16:20 Wed 14 Jan     , Marek Vašut wrote:
> Hi,
> 
> this patch adds Palm TC support. It's a PXA based handheld device (unlike
> PalmTE defined in palm.c which is OMAP) so I decided to separate these and
> create new palmpxa.c . Near future plan is to add basic support for other
> pxa-based palm models as well. Please consider applying.
> 
IIRC some hacker port u-boot on it maybe you could try it

and please update the doc too

Best Regards,
J.
> Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
> 
> Thanks
> Marek

> Index: Makefile.target
> ===================================================================
> --- Makefile.target	(revision 6290)
> +++ Makefile.target	(working copy)
> @@ -716,6 +716,7 @@
>  OBJS+= tsc2005.o bt-hci-csr.o
>  OBJS+= mst_fpga.o mainstone.o
>  OBJS+= musicpal.o pflash_cfi02.o
> +OBJS+= palmpxa.o
>  CPPFLAGS += -DHAS_AUDIO
>  endif
>  ifeq ($(TARGET_BASE_ARCH), sh4)
> Index: hw/boards.h
> ===================================================================
> --- hw/boards.h	(revision 6290)
> +++ hw/boards.h	(working copy)
> @@ -95,6 +95,9 @@
>  /* palm.c */
>  extern QEMUMachine palmte_machine;
>  
> +/* palmpxa.c */
> +extern QEMUMachine palmtc_machine;
> +
>  /* nseries.c */
>  extern QEMUMachine n800_machine;
>  extern QEMUMachine n810_machine;
> Index: hw/palmpxa.c
> ===================================================================
> --- hw/palmpxa.c	(revision 0)
> +++ hw/palmpxa.c	(revision 0)
> @@ -0,0 +1,69 @@
> +/*
> + * Intel PXA2xx-based Palm PDA Platforms
> + *
> + * Copyright (c) 2009 by Marek Vasut <marek.vasut@gmail.com>
> + *
> + * Code based on spitz platform by Andrzej Zaborowski <balrog@zabor.org>
> + *
> + * This code is licensed under the GNU GPL v2.
> + */
> +
> +#include "hw.h"
> +#include "pxa.h"
> +#include "net.h"
> +#include "flash.h"
> +#include "sysemu.h"
> +#include "devices.h"
> +#include "boards.h"
> +
> +#define PALMTC_GPIO_nPOWER	9
> +
> +static const int sector_len = 128 * 1024;
> +
> +static void palmtc_init(ram_addr_t ram_size, int vga_ram_size,
> +                const char *boot_device, DisplayState *ds,
> +                const char *kernel_filename, const char *kernel_cmdline,
> +                const char *initrd_filename, const char *cpu_model)
> +{
> +	struct pxa2xx_state_s *cpu;
> +	int index;
> +
> +	uint32_t palmtc_rom = 0x01000000;	/* 16 Mb of ROM */
> +	uint32_t palmtc_ram = 0x04000000;	/* 64 Mb of RAM */
why not define macro of the size and use it in the ram_require
> +
> +	if (ram_size < (palmtc_ram + palmtc_rom + PXA2XX_INTERNAL_SIZE)) {
> +		fprintf(stderr, "This platform requires %i bytes of memory\n",
> +			palmtc_ram + palmtc_rom + PXA2XX_INTERNAL_SIZE);
> +		exit(1);
> +	}
no need will be check agoist the ram_require
> +
> +	/* CPU */
> +	cpu = pxa255_init(palmtc_ram, ds);
> +
> +	/* Onboard FlashROM */
> +	index = drive_get_index(IF_PFLASH, 0, 0);
> +	if (index == -1) {
> +		fprintf(stderr, "A flash image must be given with the "
> +			"'pflash' parameter\n");
> +		exit(1);
> +	}
> +
> +	if (!pflash_cfi01_register(0x00000000, qemu_ram_alloc(palmtc_rom),
> +		drives_table[index].bdrv, sector_len, palmtc_rom / sector_len,
> +		2, 0, 0, 0, 0)) {
> +		fprintf(stderr, "qemu: Error registering flash memory.\n");
> +		exit(1);
> +	}
could you specify which flash is used on the rela hard?
> +
> +	/* Deassert power button */
> +	qemu_set_irq(pxa2xx_gpio_in_get(cpu->gpio)[PALMTC_GPIO_nPOWER], 1);
> +
> +	cpu->env->regs[15] = 0x00000000;	/* Start from ROM */
why don't you have the -kernel option support?
Best Regards,
J.